About Jennifer
Sports Nutrition
Triathlon Training
Wellness Writing
Live Workshops
Contact Information

Jennifer O'Donnell-Giles MS, RD, CSSD

Jennifer is continuing on PowerBar Team Elite for the 8th year!     Jennifer is a Team REV3 Sponsored TriathleteJennifer has also been  on the Team USA Amatuer Team three years in a row.
Jenn is a Base Salt Ambassador

Jenn sits on the USOC Sports Dietitan Registry

Welcome to my website! Here is some basic information about me:

I am a Registered Dietitian with a Dual Masters Degree in Nutrition and Exercise Physiology from Columbia University in New York City. I choose to specialize in Sports nutrition and am Board Certified Specialist in Sports Dietetics.

I have been in private practice for a long time (almost 20 years!) I have worked in many settings including corporate (GE, Pfizer, Meryl Lynch, Alan and Co.), Hospital (Greenwich Hospital, Stamford Hospial, Columbia Presbyterian Hospital, LIJ-North Shore), Fitness (YMCA, personal training facilities and numerous gyms). I also consult for Corporations, Schools and Recreation facilities.
I am an author and a freelance writer on all things nutrition, fitness and wellness.
I am also a runner-turned obsessed triathlete!

Most importantly I am a Mom to four amazing and VERY active children and the wife of a triathlete who's much faster than I!

Professional Notes: Member PowerBar Advisory Board, Sports Nutrition Expert for NutriBullet, Blogger for Nutriliving.com, RD411.com, Active.com, Appetite4Health and many more. Author of three SportsRD ebooks, author and editor for CanFitPro Certification program. 

Fun Facts: 2006 and 2012 Ironman USA Lake Placid finisher, 10-time marathoner.  All American Honors in 2010 and 2011. All American Triathlete 2012, 2013, 2014. World Championship competitor 2013 (London), 2014 (edmonton) and 2015 (Chicago).